Hardin County Population 2018

Hardin County's estimated population is 31,364 with a growth rate of -0.14% in the past year according to the most recent United States census data. Hardin County is the 72nd largest county in Ohio.

Year Population Growth Growth Rate
201731,364-43-0.14%
201631,407-206-0.65%
201531,613-150-0.47%
201431,763320.10%
201331,7311050.33%
201231,626-174-0.55%
201131,800-324-1.01%
201032,1241,0133.26%
199031,111-1,608-4.91%
198032,7191,9066.19%
197030,8131,1803.98%
196029,6339603.35%
195028,6731,6125.96%
194027,061-574-2.08%
193027,635-1,532-5.25%
192029,167-1,240-4.08%
191030,407-780-2.50%
190031,1872,2487.77%
189028,9391,9167.09%
188027,0238,30944.40%
187018,7145,14437.91%
186013,5705,31964.46%
18508,2513,65379.45%
18404,5984,3882089.52%
1830210188854.55%
1820220.00%

Hardin County Population Growth

Population Data via

Hardin County Race Data

Race Population Percentage
White30,60097.56%
Two or More Races4281.36%
Black or African American2960.94%
Asian2140.68%
American Indian and Alaska Native730.23%
Native Hawaiian and Other Pacific Islander210.07%

Hardin County Population Pyramid

0k1k1k2k Male Population0k1k1k2k Female Population8580757065605550454035302520151050
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990